5128641063 has 128 divisors (see below), whose sum is σ = 10010470400. Its totient is φ = 2519424000.

The previous prime is 5128641059. The next prime is 5128641137. The reversal of 5128641063 is 3601468215.

It is a happy number.

5128641063 is a `hidden beast` number, since 5 + 1 + 2 + 8 + 641 + 0 + 6 + 3 = 666.

5128641063 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5128641063 - 2² = 5128641059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5128641163) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2846763 + ... + 2848563.

It is an arithmetic number, because the mean of its divisors is an integer number (78206800).

Almost surely, 2^5128641063 is an apocalyptic number.

5128641063 is a deficient number, since it is larger than the sum of its proper divisors (4881829337).

5128641063 is a wasteful number, since it uses less digits than its factorization.

5128641063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910 (or 1904 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 5128641063 is about 71614.5310883203. The cubic root of 5128641063 is about 1724.5168219508.

The spelling of 5128641063 in words is "five billion, one hundred twenty-eight million, six hundred forty-one thousand, sixty-three".